diff for duplicates of <20201115084515.GA18411@lst.de>

diff --git a/a/1.txt b/N1/1.txt
index 31bfa59..bc6d4ee 100644
--- a/a/1.txt
+++ b/N1/1.txt
@@ -15,7 +15,3 @@ Don't rely on checkpath, is is broken.  Look at the codingstyle document.
 
 The mask is set by the driver, not the device.  So you need to set when
 when you bind, real device or not.
-_______________________________________________
-iommu mailing list
-iommu@lists.linux-foundation.org
-https://lists.linuxfoundation.org/mailman/listinfo/iommu
diff --git a/a/content_digest b/N1/content_digest
index 0702bbf..cb69f22 100644
--- a/a/content_digest
+++ b/N1/content_digest
@@ -6,14 +6,16 @@
  "Subject\0Re: [PATCH v3 1/2] dma-mapping: add benchmark support for streaming DMA APIs\0"
  "Date\0Sun, 15 Nov 2020 09:45:15 +0100\0"
  "To\0Song Bao Hua (Barry Song) <song.bao.hua@hisilicon.com>\0"
- "Cc\0Shuah Khan <shuah@kernel.org>"
- " xuwei \\(O\\) <xuwei5@huawei.com>"
-  Will Deacon <will@kernel.org>
-  Linuxarm <linuxarm@huawei.com>
+ "Cc\0Christoph Hellwig <hch@lst.de>"
   iommu@lists.linux-foundation.org <iommu@lists.linux-foundation.org>
-  linux-kselftest@vger.kernel.org <linux-kselftest@vger.kernel.org>
   robin.murphy@arm.com <robin.murphy@arm.com>
- " Christoph Hellwig <hch@lst.de>\0"
+  m.szyprowski@samsung.com <m.szyprowski@samsung.com>
+  Linuxarm <linuxarm@huawei.com>
+  linux-kselftest@vger.kernel.org <linux-kselftest@vger.kernel.org>
+  xuwei (O) <xuwei5@huawei.com>
+  Joerg Roedel <joro@8bytes.org>
+  Will Deacon <will@kernel.org>
+ " Shuah Khan <shuah@kernel.org>\0"
  "\00:1\0"
  "b\0"
  "On Sun, Nov 15, 2020 at 12:11:15AM +0000, Song Bao Hua (Barry Song) wrote:\n"
@@ -32,10 +34,6 @@
  "> the dma_mask in this benchmark.\n"
  "\n"
  "The mask is set by the driver, not the device.  So you need to set when\n"
- "when you bind, real device or not.\n"
- "_______________________________________________\n"
- "iommu mailing list\n"
- "iommu@lists.linux-foundation.org\n"
- https://lists.linuxfoundation.org/mailman/listinfo/iommu
+ when you bind, real device or not.
 
-31f64a8078d8fd3cf3ccad3c677c7eb07fc550e9e9d3025e86e8c05a73cc5005
+d54a49930c413e7a8f6ad9d43d9741b8262b92edebc2d045ce4755b5ae5c3540
